6985441 has 2 divisors, whose sum is σ = 6985442. Its totient is φ = 6985440.

The previous prime is 6985439. The next prime is 6985481. The reversal of 6985441 is 1445896.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5308416 + 1677025 = 2304^2 + 1295^2 .

It is a cyclic number.

It is not a de Polignac number, because 6985441 - 2¹ = 6985439 is a prime.

Together with 6985439, it forms a pair of twin primes.

6985441 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6985441.

It is not a weakly prime, because it can be changed into another prime (6985421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3492720 + 3492721.

It is an arithmetic number, because the mean of its divisors is an integer number (3492721).

Almost surely, 2^6985441 is an apocalyptic number.

It is an amenable number.

6985441 is a deficient number, since it is larger than the sum of its proper divisors (1).

6985441 is an equidigital number, since it uses as much as digits as its factorization.

6985441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 37.

The square root of 6985441 is about 2642.9984865679. The cubic root of 6985441 is about 191.1604054406.

The spelling of 6985441 in words is "six million, nine hundred eighty-five thousand, four hundred forty-one".